来自《耶鲁大学开放课程：现代社会理论基础 第25集 第25集》
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rather than experimental.而不是实验 -
In natural sciences we do experiments.在自然科学中 我们做实验 -
In social sciences we can't.在社会科学中 我们不能这样做 -
Experiment does assume that实验假设 -
we assign certain stimuli randomly to a population,我们对人群随机分配特定刺激 -
and then to see how they respond to this stimulus.然后观察他们对该刺激有何反应 -
We can't do that in society.我们无法在社会中这样做 -
And as I mentioned about suicide,正如我在讲自杀时提到的 -
we cannot assign people to get married我们无法指定某些人结婚 -
and others to assign not to get married,指定另一些人不结婚 -
and to study later on然后再研究 -
what the effect of marriage was in something like suicide.婚姻在像自杀这样的行为中的效果